class Base{
 int i;
public:
 virtual void f1(){
  cout<<"Base's f1()"<<endl;
 }
};

Base b;
void (Base::*mfp)() = &Base::f1;
printf("address: %p", (void*)(b->*mfp));

#define ShowFuncAddress(function) _asm{\
 mov eax, function}\
 _asm{mov p,eax}\
 cout<<"Address of "#function": "<<p<<endl;

//使用示例
ShowFuncAddress(Base::f1);

/**********************
@className:类名称
@pObj:类对象地址
@index:虚函数表项（从0开始）
**********************/
void showVtableContent(char* className, void* pObj, int index){
 unsigned long* pAddr=NULL;
 pAddr=reinterpret_cast<unsigned long*>(pObj);
 pAddr=(unsigned long*)*pAddr;  //获取虚函数表指针
 cout<<className<<"'s vtable["<<index<<"]";
 cout<<": 0x"<<(void*)pAddr[index]<<endl;
}

//使用示例：
class Base{
 int i;
public:
 virtual void f1(){
  cout<<"Base's f1()"<<endl;
 }
 virtual void f2(){
  cout<<"Base's f2()"<<endl;
 }
};

Base b;
showVtableContent("Base",&b,0); //输出第一个虚函数Base::f1的地址
showVtableContent("Base",&b,1); //输出第二个虚函数Base::f2的地址